1、Designation:D500411(Reapproved 2017)Standard Test Method forReal Density of Calcined Petroleum Coke by XyleneDisplacement1This standard is issued under the fixed designation D5004;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the y
2、ear of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This test method covers the determination of the realdensity(RD)of calcined petroleum coke.Real density,bydefinition
3、,is obtained when the particle size of the testspecimen is smaller than 75 m(No.200 sieve).1.2 The values stated in SI units are to be regarded asstandard.No other units of measurement are included in thisstandard.1.3 This standard does not purport to address all of thesafety concerns,if any,associa
4、ted with its use.It is theresponsibility of the user of this standard to establish appro-priate safety,health,and environmental practices and deter-mine the applicability of regulatory limitations prior to use.For specific warning statements,see Sections 10 and 11.1.1.4 This international standard w
5、as developed in accor-dance with internationally recognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards,Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade(TBT)Committee.2.Referenced
6、Documents2.1 ASTM Standards:2D346 Practice for Collection and Preparation of CokeSamples for Laboratory AnalysisD1193 Specification for Reagent WaterD2013 Practice for Preparing Coal Samples for AnalysisD2234/D2234M Practice for Collection of a Gross Sampleof CoalD4057 Practice for Manual Sampling o
7、f Petroleum andPetroleum ProductsD4292 Test Method for Determination of Vibrated BulkDensity of Calcined Petroleum CokeD4930 Test Method for Dust Control Material on CalcinedPetroleum CokeD6969 Practice for Preparation of Calcined Petroleum CokeSamples for AnalysisD6970 Practice for Collection of Ca
8、lcined Petroleum CokeSamples for AnalysisD7454 Test Method for Determination of Vibrated BulkDensity of Calcined Petroleum Coke using a Semi-Automated ApparatusE11 Specification for Woven Wire Test Sieve Cloth and TestSieves3.Terminology3.1 Definitions:3.1.1 calcined petroleum coke,npetroleum coke t
9、hat hasbeen thermally treated to drive off the volatile matter and todevelop crystalline structure.3.1.2 petroleum coke,nsolid,carbonaceous residue pro-duced by thermal decomposition of heavy petroleum fractionsor cracked stocks,or both.3.2 Definitions of Terms Specific to This Standard:3.2.1 bulk d
10、ensity,nmass of the particles divided by thevolume they occupy that includes the space between theparticles.Refer to Test Methods D4292 and D7454 for bulkdensity procedures.3.2.2 dedusting material,nsee Test Method D4930.3.2.3 real density,n(also referred to as true specificgravity),the mass divided
11、 by the volume occupied by thematerial excluding pores and voids.It is required,therefore,that voids in the coke be eliminated and that pores in thematerial be filled by the fluid being displaced.This requirementis met for the purposes of this test method by reducing the cokeparticles to a size smal
12、ler than 75 m.3.2.3.1 DiscussionThe density of particles larger than75 m up to the largest that can be put into the heliumpycnometer can also be determined,but must be designated asparticle density(PD).The precision data obtained for RD maynot be applicable to PD.1This test method is under the juris
13、diction of ASTM Committee D02 onPetroleum Products,Liquid Fuels,and Lubricants and is the direct responsibility ofSubcommittee D02.05 on Properties of Fuels,Petroleum Coke and Carbon Material.Current edition approved Oct.1,2017.Published November 2017.Originallyapproved in 1989.Last previous edition
14、 approved in 2011 as D5004 11.DOI:10.1520/D5004-11R17.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.Copyright AS
15、TM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United StatesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standard
16、s,Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade(TBT)Committee.1 4.Summary of Test Method4.1 The mass of the sample is determined directly and thevolume derived by determining the mass of liquid displacedwhen the sample is introduced into a pycnometer.RD5 M 3D/L(1)where:M=mass of sample,D=density of displaced liquid,andL=mass of displaced liquid.5.Significance and Use5.1 The density of petroleum coke directly influences thephysical and chemical prop